85406721 is an odd 8-digits composite number following 85406720
and preceding 85406722 . In scientific notation, it is written as 8.5406721 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 56842800 positive integers (up to 85406721) that are relatively prime to 85406721.
85406721 has 8 divisors, whose sum is 114065664
The reverse of 85406721 is 12760458
Previous prime number is 607
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
eighty-five million four hundred six thousand seven hundred twenty-one
Scientific notation
8.5406721 × 10^7
Engineering notation
8.5406721 × 10^6
Prime Factorization
3 × 607 × 46901
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
85406721
Product of the distinct prime numbers
The prime factorization of 85406721 is 3 × 607 × 46901.
Since it has a total of 3 prime factors.
8 , 10 , 42 , 72 , 586 , 163 , 1278 , 3537 , 96911 , 56448 , 953618 , 920836 , 4328266 , 6329280 , 61414171 , 29083605 , 817994988 , 655989956 , 2731195951 , 7499870303
n×2
170813442
n×3
256220163
n×4
341626884
n×5
427033605
n÷2
42703360.5
n÷3
28468907
n÷3
21351680.25
n÷5
17081344.2
n2
7294307991971841
n3
6.2298292755841E+23
n4
5.3206929081744E+31
n5
4.5442293473513E+39
2 √n
9241.5756773399
3 √n
440.38313907306
4 √n
96.133114364093
5 √n
38.574331614067
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-85406720
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 85406721 can be divided by 8 positive divisors.
The sum of these divisors (counting 85406721) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000101110011010000000001
3
Ternary
12221201002222220
4
Quaternary
11011303100001
5
Quinary
133331003341
6
Senary
12250321253
8
Octal
505632001
10
Decimal
85406721
12
Duodecimal
24729229
16
Hexadecimal
5173401
20
Vigesimal
16dfgg1
36
Base36
1euk8x
md5
8337109039df83f395224373e30ae0f9
sha1
036269ec3e376b14d82677625fdcf2ebe5f37e17
sha256
650d3e2d887f7d082a7067aabe403b42f84ff419cbe01cbe5cd4537ab31ee112
sha512
b83b76164dc6638c47e7c93cecc2a2750a229d44a9467e4761bb155b980454249a2c3bde8cc4c71116484227adab798a9999aa8d97744824edb2a043625f780b
ripemd-160
4ff9575573cfcfe3603fe1ae6e05221b3990f142
Diameter
170813442
Circumference
536626254.52159
Area
2.29157444006E+16
Volume
2.6095447847058E+24
Surface area
9.16629776024E+16
Circumference
536626254.52159
Perimeter
341626884
Area
7294307991971841
Diagonal
120783343.15602
Surface area
43765847951831046
Volume
6.2298292755841E+23
Space diagonal
147928780.07986
Perimeter
256220163
Area
3.1585280120377E+15
Altitude
73964390.03993
Surface area
3.1585280120377E+15
Volume
7.3419242106666E+22
Height
40261114.385338